Finding the Third Proportional to 156,736 and 242,164

Step by Step Solution

1. Step 1: Write the proportion equation
   156,736 : 242,164 = 242,164 : x
2. Step 2: Convert to fraction form
   156,736/242,164 = 242,164/x
3. Step 3: Cross multiply
   156,736x = 242,164 × 242,164
4. Step 4: Simplify right side
   156,736x = 58,643,402,896
5. Step 5: Solve for x
   x = 58,643,402,896/156,736
6. Step 6: Final answer
   x = 374,154.01